When Asami was single, she had an affair with her former boss. She was addicted to sex with him and her body could not forget the sensations. One day, a young man moved in next door to her house, and he looked just like her former boss. He was her husband's son. The son is attracted to his young stepmother, and Asami is attracted to the son who resembles her former boss. Unable to control his feelings, the son steals Asami's underwear and takes an unexpected action. What unexpected action does the son take? What will happen to their relationship?